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Low Voltage Products and Systems, Acti 9 Miniature Circuit Breakers - MCBs, Din rail modular devices, iC60
schneider A9F87340 | Miniature circuit-breaker, Acti9 iC60H, 3P, 40 A, C curve, 10000 A (IEC 60898-1), 15 kA (IEC 60947-2)
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Compareschneider A9F87340 | Miniature circuit-breaker, Acti9 iC60H, 3P, 40 A, C curve, 10000 A (IEC 60898-1), 15 kA (IEC 60947-2)
schneider A9F87340 description
Circuit breakers are vital components in any electrical system, providing essential protection against overcurrents and short circuits. This article will focus on the Schneider A9F87340, a miniature circuit breaker (MCB) renowned for its robust performance and reliability.
Schneider A9F87340
The Schneider A9F87340 is a 1-pole, 40A MCB from the Acti9 series. It features a C curve, which is designed to protect circuits with moderate inrush currents, such as those found in lighting and distribution circuits. This MCB is suitable for both residential and commercial applications, ensuring high safety and efficiency.
How Circuit Breakers Work
Circuit breakers protect electrical systems by automatically cutting off the power supply when an overcurrent or short circuit is detected. They monitor the current flow and trip to interrupt the flow of electricity when anomalies are found, thus preventing damage to the electrical circuit.
Types of Circuit Breakers
There are various types of circuit breakers, including Miniature Circuit Breakers (MCBs), Residual Current Circuit Breakers (RCCBs), and more. Each type has its specific function, ranging from protecting against overloads and short circuits to detecting residual currents.
Importance in Safety
Circuit breakers play a crucial role in maintaining electrical safety. By preventing overcurrents and short circuits, they help avoid potential fire hazards, equipment damage, and electric shocks. Their role in safeguarding electrical systems cannot be overstated.
Installation Process
Installing a circuit breaker such as the Schneider A9F87340 involves several key steps:
- Turn off the main power: Ensure the main power supply is off to avoid any accidents.
- Identify the circuit: Determine where the MCB will be installed.
- Connect the MCB: Securely connect the MCB to the circuit, ensuring all connections are tight and correct.
- Test the installation: After installation, test the MCB to ensure it trips and resets correctly.
Maintenance Tips
To keep your circuit breaker in good condition, regular maintenance is essential:
- Periodic testing: Regularly test the MCB to ensure it functions correctly.
- Check for damage: Inspect the MCB for any signs of physical damage or wear.
- Replace faulty units: If the MCB shows signs of malfunction, replace it immediately to maintain safety.
Conclusion
The Schneider A9F87340 MCB is a reliable and efficient solution for protecting electrical circuits from overcurrents and short circuits. With proper installation and maintenance, it ensures the safety and longevity of electrical systems.
| brands | Schneider Electric |
|---|
| Device application | Distribution |
|---|---|
| Range | Acti9 |
| Product name | Acti9 iC60 |
| Product or component type | Miniature circuit-breaker |
| Device short name | iC60H |
| poles description | 3P |
| Number of protected poles | 3 |
| [In] rated current | 40 A |
| Network type | AC DC |
| Trip unit technology | Thermal-magnetic |
| Curve code | C |
| Breaking capacity | 10000 A Icn at 400 V AC 50/60 Hz conforming to EN/IEC 60898-1 42 kA Icu at 12…60 V AC 50/60 Hz conforming to EN/IEC 60947-2 10 kA Icu at 440 V AC 50/60 Hz conforming to EN/IEC 60947-2 15 kA Icu at 380…415 V AC 50/60 Hz conforming to EN/IEC 60947-2 30 kA Icu at 220…240 V AC 50/60 Hz conforming to EN/IEC 60947-2 42 kA Icu at 100…133 V AC 50/60 Hz conforming to EN/IEC 60947-2 15 kA Icu at <= 180 V DC conforming to EN/IEC 60947-2 |
| Utilisation category | Category A conforming to EN 60947-2 Category A conforming to IEC 60947-2 |
| Suitability for isolation | Yes conforming to EN 60898-1 Yes conforming to EN 60947-2 Yes conforming to IEC 60898-1 Yes conforming to IEC 60947-2 |
| Standards | EN 60947-2 EN 60898-1 IEC 60898-1 IEC 60947-2 |
| Quality labels | NF |
| Network frequency | 50/60 Hz |
|---|---|
| Magnetic tripping limit | 8 x In +/- 20 % |
| [Ics] rated service breaking capacity | 15 kA 50 % conforming to EN 60947-2 – 220…240 V AC 50/60 Hz 7.5 kA 50 % conforming to EN 60947-2 – 380…415 V AC 50/60 Hz 5 kA 50 % conforming to EN 60947-2 – 440 V AC 50/60 Hz 15 kA 50 % conforming to IEC 60947-2 – 220…240 V AC 50/60 Hz 7.5 kA 50 % conforming to IEC 60947-2 – 380…415 V AC 50/60 Hz 5 kA 50 % conforming to IEC 60947-2 – 440 V AC 50/60 Hz 7500 A 75 % conforming to EN 60898-1 – 400 V AC 50/60 Hz 7500 A 75 % conforming to IEC 60898-1 – 400 V AC 50/60 Hz 21 kA 50 % conforming to IEC 60947-2 – 12…133 V AC 50/60 Hz 21 kA 50 % conforming to EN 60947-2 – 12…133 V AC 50/60 Hz 15 kA 100 % conforming to IEC 60947-2 – 125…180 V DC 15 kA 100 % conforming to EN 60947-2 – 125…180 V DC |
| Limitation class | 3 conforming to EN 60898-1 3 conforming to IEC 60898-1 |
| [Ui] rated insulation voltage | 500 V AC 50/60 Hz conforming to EN 60947-2 500 V AC 50/60 Hz conforming to IEC 60947-2 |
| [Uimp] rated impulse withstand voltage | 6 kV conforming to EN 60947-2 6 kV conforming to IEC 60947-2 |
| Contact position indicator | Yes |
| Control type | Toggle |
| local signalling | Trip indicator |
| mounting mode | Fixed |
| Mounting support | DIN rail |
| Comb busbar and distribution block compatibility | Top or bottom: YES |
| 9 mm pitches | 6 |
| Height | 85 mm |
| Width | 54 mm |
| Depth | 78.5 mm |
| Net weight | 0.375 kg |
| Colour | White |
| Mechanical durability | 20000 cycles |
| Electrical durability | 10000 cycles |
| Connections – terminals | Single terminal (top or bottom) 1…35 mm² rigid Single terminal (top or bottom) 1…25 mm² flexible |
| Wire stripping length | 14 mm for top or bottom connection |
| Tightening torque | 3.5 N.m top or bottom |
| Earth-leakage protection | Separate block |
| IP degree of protection | IP20 conforming to IEC 60529 IP20 conforming to EN 60529 |
|---|---|
| Pollution degree | 3 conforming to EN 60947-2 3 conforming to IEC 60947-2 |
| Overvoltage category | IV |
| Tropicalisation | 2 conforming to IEC 60068-1 |
| Relative humidity | 95 % at 55 °C |
| Operating altitude | 0…2000 m |
| Ambient air temperature for operation | -35…70 °C |
| ambient air temperature for storage | -40…85 °C |
| Unit Type of Package 1 | PCE |
|---|---|
| Number of Units in Package 1 | 1 |
| Package 1 Height | 7.5 cm |
| Package 1 Width | 5.4 cm |
| Package 1 Length | 9.4 cm |
| Package 1 Weight | 376.0 g |
| Unit Type of Package 2 | BB1 |
| Number of Units in Package 2 | 4 |
| Package 2 Height | 8.0 cm |
| Package 2 Width | 9.8 cm |
| Package 2 Length | 22.5 cm |
| Package 2 Weight | 1.504 kg |
| Unit Type of Package 3 | S03 |
| Number of Units in Package 3 | 44 |
| Package 3 Height | 30.0 cm |
| Package 3 Width | 30.0 cm |
| Package 3 Length | 40.0 cm |
| Package 3 Weight | 18.652 kg |
| Warranty | 18 months |
|---|
Main Document
Data Sheet : Download
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